Restore Full Electrical Control to Your GM Vehicle
If you’re dealing with bizarre electrical issues in your 2010 GMC Yukon XL 1500—like flickering lights, malfunctioning power windows, a temperamental security system, or even a no-start condition—a failing Body Control Module (BCM) is often the culprit. As the central hub for your vehicle’s body electronics, its proper function is critical. This replacement BCM, part number 25934763, is the definitive solution to get your truck or SUV back to factory-spec performance without the hassle and expense of a dealership visit.
The biggest challenge with replacing a BCM has always been the mandatory programming. We eliminate that step for you. Before we ship this module, we flash it with the latest official GM software, perfectly matched to your vehicle’s specific VIN. This means it arrives at your door ready for installation, saving you time, money, and the headache of towing your vehicle to a service center. This isn’t just a replacement; it’s a reliable, long-term fix for your vehicle’s electrical system.
Case Study: A Tricky Diagnosis
A customer brought in their 2010 Yukon XL with a laundry list of complaints: the radio would turn off randomly, the driver’s side window worked intermittently, and the anti-theft light would stay on, preventing the engine from starting. Initial scans showed communication errors across multiple systems, but no single component was flagged as failed. From my 20+ years of experience, these widespread, seemingly unrelated electrical gremlins almost always point back to the BCM. After confirming power and ground at the module were good, we recommended replacing the BCM. With our pre-programmed unit, the installation took under an hour, and every single issue was resolved on the first try. The customer was thrilled to avoid a costly diagnostic run-around at the dealer.
Is Your Vehicle Exhibiting These Electrical Gremlins?
A faulty BCM can manifest in numerous ways. If you’re noticing any of the following, it’s a strong indicator that your Body Control Module needs attention:
- ✔ Intermittent or non-functional power windows, door locks, or mirrors.
- ✔ Interior or exterior lights flickering, staying on, or not working at all.
- ✔ The security system engaging randomly or preventing the vehicle from starting.
- ✔ Inaccurate gauge readings or warning lights on the dashboard that have no other cause.
- ✔ Problems with the keyless entry or remote start systems.
- ✔ Unexplained battery drain that leaves you with a dead battery.
Your Straightforward BCM Installation Guide
Installing your new 2010 Yukon XL 1500 BCM is a manageable task for a confident DIYer or any professional technician. Follow these general steps for a successful replacement.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery and wait a few minutes to ensure all systems are powered down.
- Locate the BCM: On the 2010 Yukon XL 1500, the BCM is typically found under the driver’s side of the dashboard, near the steering column. Its exact location is noted in our fitment list for other models.
- Remove Trim Panels: You may need to remove lower dash panels or kick plates to gain clear access to the module. Keep track of your screws and clips.
- Disconnect and Remove: Carefully unplug the electrical connectors from the old BCM. They have locking tabs that must be depressed. Once disconnected, unbolt or unclip the old module from its mounting bracket.
- Install the New BCM: Mount your new, pre-programmed BCM in the same location and reconnect all electrical harnesses. Ensure each connector clicks securely into place.
- Reconnect and Test: Reassemble any trim panels you removed. Reconnect the negative battery terminal. Turn the key to the ‘On’ position and test all body functions—lights, windows, locks, etc.—to confirm proper operation.
Crucial Post-Installation Procedures
After installing your new BCM, a few final steps are required to ensure all vehicle systems are fully integrated and functioning safely. These procedures typically require a professional-grade scan tool.
- Airbag System Reset: To clear the airbag warning light, you must perform the ‘Setup SDM Primary Key in BCM’ procedure. This re-establishes communication between the BCM and the airbag system’s Sensing and Diagnostic Module (SDM).
- Brake Pedal Position Sensor Relearn: Some vehicles require the Brake Pedal Position (BPP) sensor to be recalibrated after a BCM replacement. This is critical for the proper function of the brake lights, traction control, and stability control systems.
Note: While these are common procedures for GM vehicles of this era, the exact requirements can vary. Always consult a service manual for your specific model or seek professional assistance if you are unsure.
Guaranteed Fitment for a Wide Range of GM Vehicles
This module is a direct replacement for a broad array of General Motors cars, trucks, and SUVs. Please verify your part number or match your vehicle from the list below. Providing your VIN at checkout ensures we send you a perfectly programmed and compatible unit. This part replaces the following part numbers: 10382479, 15093910, 15276271, 15299986, 15819552, 15828601, 15837419, 15872388, 15872421, 15880684, 15921352, 15921353, 15948438, 15948439, 20815898, 20839063, 20864767, 20864768, 20921435, 20921436, 20935349, 22860591, 25826124, 25826125, 25847588, 25847589, 25892622, 25910474, 25934762, 25934763, 95151084.
Frequently Asked Questions
Do I really need to provide my VIN?
Yes, absolutely. Your VIN is essential for us to load the correct, vehicle-specific software and updates onto the BCM. This step is what makes the installation a plug-and-play process and ensures all your vehicle’s features work correctly.
Will this fix my ‘Service StabiliTrak’ message?
While a faulty BCM can contribute to StabiliTrak issues, that message can also be caused by wheel speed sensors, the steering angle sensor, or the electronic brake control module (EBCM). A full diagnostic scan is the best way to confirm the BCM is the root cause before ordering.
Is this a difficult part to replace myself?
For someone with basic mechanical skills and tools, it’s very manageable. The main challenge is usually accessing the module under the dashboard. Our pre-programming service handles the most complex part of the job for you.
What happens if I don’t perform the post-installation procedures?
If you skip the ‘Setup SDM Primary Key’ procedure, the airbag warning light will likely remain on. If the brake pedal relearn is required and not performed, you may have issues with brake light operation or stability control system faults.
Will my keys need to be reprogrammed?
In most GM vehicles of this generation, replacing the BCM does not require you to reprogram your existing keys. The key data is often stored in other modules. However, you should be prepared to perform a security relearn procedure, which can typically be done without special tools.
What is your warranty on this 2010 Yukon XL 1500 BCM?
We stand behind our products with a comprehensive warranty. Please see the warranty tab on this listing for full details on coverage and duration.